EXPRESS PROTRACTOR

EXPRESS PROTRACTORDepending on the processed material from each drill must be properly sharpened. To verify the correct angle will help a specially prepared square plate of copper or aluminium with a thickness of 1 mm.

To become operational protractor enough to cut it cut, as shown in the picture: a large cutout at an angle of 120 degrees, the other half is 60 degrees and the surviving corner of a square is 90.

Recommend to read

  • WALLPAPER WITHOUT SECRETSWALLPAPER WITHOUT SECRETS
    So, ended walking through the shops in search of the desired colors of the future outfit for the walls of your home; purchased after consultation with the sellers the required number of...
  • CUTS FRICTIONCUTS FRICTION
    Many probably had to watch as the metal is heated during processing it on an emery wheel. The phenomenon is harmful: heating "releases" hardened metal. Is it possible to turn it to their...